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58491 (1996 TG38)
Classification: Main-belt Asteroid          SPK-ID: 2058491
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2001403356777934 3.6837e-08  
a 2.32970987981402 1.1419e-08 au
q 1.86344096243617 8.4979e-08 au
i 5.313406589338077 5.3907e-06 deg
node 28.80944364382335 4.0971e-05 deg
peri 284.897256505913 4.3979e-05 deg
M 18.74367796573912 2.1519e-05 deg
tp 2459328.875587935357
(2021-Apr-24.37558794)
7.7264e-05 TDB
period 1298.826643723301
3.56
9.5493e-06
2.614e-08
d
yr
n .2771732484390685 2.0378e-09 deg/d
Q 2.795978797191869 1.3704e-08 au
  Orbit Determination Parameters
   # obs. used (total)      728  
   data-arc span      10692 days (29.27 yr)  
   first obs. used      1991-02-06  
   last obs. used      2020-05-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60748  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 11:30:34  

Additional Information
 Earth MOID = .857853 au 
 Jupiter MOID = 2.50577 au 
 T_jup = 3.539 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.78   n/a E2021B10  
diameter diameter 1.642 km 0.201 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.198   0.105 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58491 (1996 TG38)          Discovered 1996-Oct-08 by Elst, E. W. at La Silla
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1996 TG38 = 1999 JW38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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